I Am Having Botox Injections for Back Spasms. Are There Any Reports of Side Effects Causing Blood Clots in the Legs, Arms,lungs?

You should discuss possible side effects with your physician. Botox for cosmetic purposes is very different and much lower doses than Botox for therapeutic reasons, so you need to discuss pros, cons, and concerns with your treating physician.

"This answer has been solicited without seeing this patient and cannot be held as true medical advice, but only opinion. Seek in-person treatment with a trained medical professional for appropriate care."